Why is this medication prescribed?Imipramine, an antidepressant (mood elevator), is used to treat depression.

This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.

How should this medicine be used?Imipramine comes as a tablet to take by mouth. It is usually taken one or more times a day and may be taken with or without food. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take imipramine exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.

Continue to take imipramine even if you feel well. Do not stop taking imipramine without talking to your doctor, especially if you have taken large doses for a long time. Your doctor probably will want to decrease your dose gradually. This drug must be taken regularly for a few weeks before its full effect is felt.

Other uses for this medicineImipramine also is used occasionally to treat chronic pain, eating disorders, and panic disorders. Talk to your doctor about the possible risks of using this drug for your condition.

What special precautions should I follow?Before taking imipramine,

tell your doctor and pharmacist if you are allergic to imipramine or any other drugs.

tell your doctor if you have or have ever had glaucoma, an enlarged prostate, difficulty urinating, seizures, an overactive thyroid gland, or liver, kidney, or heart disease.

tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking imipramine, call your doctor immediately.

if you are having surgery, including dental surgery, tell the doctor or dentist that you are taking imipramine.

you should know that this drug may make you drowsy. Do not drive a car or operate machinery until you know how this drug affects you.

remember that alcohol can add to the drowsiness caused by this drug.

tell your doctor if you use tobacco products. Cigarette smoking may decrease the effectiveness of this drug.

What should I do if I forget a dose?If you take several doses per day, take the missed dose as soon as you remember it and take any remaining doses for that day at evenly spaced intervals. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule.

If you take imipramine once a day at bedtime and do not remember to take it until the next morning, skip the missed dose. Do not take a double dose to make up for a missed one.

What side effects can this medication cause?Side effects from imipramine are common:

upset stomach

drowsiness

weakness or tiredness

excitement or anxiety

insomnia

nightmares

dry mouth

skin more sensitive to sunlight than usual

changes in appetite or weight

Tell your doctor if any of these symptoms are severe or do not go away:

constipation

difficulty urinating

frequent urination

blurred vision

changes in sex drive or ability

excessive sweating

If you experience any of the following symptoms, call your doctor immediately:

jaw, neck, and back muscle spasms

slow or difficult speech

shuffling walk

persistent fine tremor or inability to sit still

fever

difficulty breathing or swallowing

severe skin rash

yellowing of the skin or eyes

irregular heartbeat

What storage conditions are needed for this medicine?Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.

In case of emergency/overdoseIn case of overdose, call your local poison controlcenter at 1-800-222-1222. If the victim has collapsedor is not breathing, call local emergency services at911.

What other information should I know?Keep all appointments with your doctor and the laboratory. Your doctor will order certain lab tests to check your response to imipramine.

Do not let anyone else take your medication. Ask your pharmacist any questions you have about refilling your prescription.